/**
 * @author Administrator
 * @version V1.0
 * @ProjectName:IntelliJ IDEA
 * @PackageName: PACKAGE_NAME
 * @ClassName: arr
 * @Description: TODO(这里用一句话描述这个类的作用)
 * @date 2019/10/4 14:57
 * @Copyright 金斗版板所有
 */
public class arr {

    public int rt(int []NewArr){
        int count =0;
        for (int w:NewArr) {
            count++;
        }
        return count;
    }
}
